286 lines
8.0 KiB
Go
286 lines
8.0 KiB
Go
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//
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// Copyright 2019 AT&T Intellectual Property
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// Copyright 2019 Nokia
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// This source code is part of the near-RT RIC (RAN Intelligent Controller)
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// platform project (RICP).
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package models
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import (
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"encoding/xml"
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"errors"
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"fmt"
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"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
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"strconv"
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"strings"
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)
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type Gnb struct {
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Text string `xml:",chardata"`
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GlobalGNBID struct {
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Text string `xml:",chardata"`
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PlmnID string `xml:"plmn-id"`
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GnbID struct {
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Text string `xml:",chardata"`
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GnbID string `xml:"gnb-ID"`
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} `xml:"gnb-id"`
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} `xml:"global-gNB-ID"`
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}
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type EnGnb struct {
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Text string `xml:",chardata"`
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GlobalGNBID struct {
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Text string `xml:",chardata"`
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PlmnID string `xml:"pLMN-Identity"`
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GnbID struct {
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Text string `xml:",chardata"`
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GnbID string `xml:"gNB-ID"`
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} `xml:"gNB-ID"`
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} `xml:"global-gNB-ID"`
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}
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type NgEnbId struct {
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Text string `xml:",chardata"`
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EnbIdMacro string `xml:"enb-ID-macro"`
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EnbIdShortMacro string `xml:"enb-ID-shortmacro"`
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EnbIdLongMacro string `xml:"enb-ID-longmacro"`
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}
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type NgEnb struct {
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Text string `xml:",chardata"`
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GlobalNgENBID struct {
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Text string `xml:",chardata"`
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PlmnID string `xml:"plmn-id"`
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EnbID NgEnbId `xml:"enb-id"`
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} `xml:"global-ng-eNB-ID"`
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}
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type EnbId struct {
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Text string `xml:",chardata"`
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MacroEnbId string `xml:"macro-eNB-ID"`
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HomeEnbId string `xml:"home-eNB-ID"`
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ShortMacroEnbId string `xml:"short-Macro-eNB-ID"`
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LongMacroEnbId string `xml:"long-Macro-eNB-ID"`
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}
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type Enb struct {
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Text string `xml:",chardata"`
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GlobalENBID struct {
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Text string `xml:",chardata"`
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PlmnID string `xml:"pLMN-Identity"`
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EnbID EnbId `xml:"eNB-ID"`
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} `xml:"global-eNB-ID"`
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}
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type GlobalE2NodeId struct {
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Text string `xml:",chardata"`
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GNB Gnb `xml:"gNB"`
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EnGNB EnGnb `xml:"en-gNB"`
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NgENB NgEnb `xml:"ng-eNB"`
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ENB Enb `xml:"eNB"`
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}
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type E2SetupRequest struct {
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Text string `xml:",chardata"`
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ProtocolIEs struct {
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Text string `xml:",chardata"`
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E2setupRequestIEs []struct {
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Text string `xml:",chardata"`
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ID string `xml:"id"`
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Criticality struct {
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Text string `xml:",chardata"`
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Reject string `xml:"reject"`
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} `xml:"criticality"`
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Value struct {
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Text string `xml:",chardata"`
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GlobalE2nodeID GlobalE2NodeId `xml:"GlobalE2node-ID"`
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RANfunctionsList RANfunctionsList `xml:"RANfunctions-List"`
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} `xml:"value"`
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} `xml:"E2setupRequestIEs"`
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} `xml:"protocolIEs"`
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}
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type E2SetupRequestMessage struct {
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XMLName xml.Name `xml:"E2SetupRequestMessage"`
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Text string `xml:",chardata"`
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E2APPDU struct {
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Text string `xml:",chardata"`
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InitiatingMessage struct {
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Text string `xml:",chardata"`
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ProcedureCode string `xml:"procedureCode"`
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Criticality struct {
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Text string `xml:",chardata"`
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Reject string `xml:"reject"`
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} `xml:"criticality"`
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Value struct {
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Text string `xml:",chardata"`
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E2setupRequest E2SetupRequest `xml:"E2setupRequest"`
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} `xml:"value"`
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} `xml:"initiatingMessage"`
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} `xml:"E2AP-PDU"`
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}
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type RanFunctionItem struct {
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Text string `xml:",chardata"`
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RanFunctionID string `xml:"ranFunctionID"`
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RanFunctionDefinition string `xml:"ranFunctionDefinition"`
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RanFunctionRevision string `xml:"ranFunctionRevision"`
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}
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type RANfunctionsList struct {
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Text string `xml:",chardata"`
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ProtocolIESingleContainer []struct {
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Text string `xml:",chardata"`
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ID string `xml:"id"`
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Criticality struct {
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Text string `xml:",chardata"`
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Reject string `xml:"reject"`
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} `xml:"criticality"`
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Value struct {
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Text string `xml:",chardata"`
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RANfunctionItem RanFunctionItem `xml:"RANfunction-Item"`
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} `xml:"value"`
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} `xml:"ProtocolIE-SingleContainer"`
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}
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func (m *E2SetupRequestMessage) ExtractRanFunctionsList() ([]*entities.RanFunction, error) {
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setupRequestIes := m.E2APPDU.InitiatingMessage.Value.E2setupRequest.ProtocolIEs.E2setupRequestIEs
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if len(setupRequestIes) < 2 {
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return nil, nil
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}
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list := setupRequestIes[1].Value.RANfunctionsList.ProtocolIESingleContainer
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funcs := make([]*entities.RanFunction, len(list))
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for i := 0; i < len(funcs); i++ {
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funcs[i] = &entities.RanFunction{}
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id, err := strconv.ParseUint(list[i].Value.RANfunctionItem.RanFunctionID, 10, 32)
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if err != nil {
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return nil, errors.New(fmt.Sprintf("#e2_setup_request_message.ExtractRanFunctionsList - Failed parse uint RanFunctionID from %s", list[i].Value.RANfunctionItem.RanFunctionID))
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}
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funcs[i].RanFunctionId = uint32(id)
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rev, err := strconv.ParseUint(list[i].Value.RANfunctionItem.RanFunctionRevision, 10, 32)
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if err != nil {
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return nil, errors.New(fmt.Sprintf("#e2_setup_request_message.ExtractRanFunctionsList - Failed parse uint RanFunctionRevision from %s", list[i].Value.RANfunctionItem.RanFunctionRevision))
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}
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funcs[i].RanFunctionDefinition = m.trimSpaces(list[i].Value.RANfunctionItem.RanFunctionDefinition)
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funcs[i].RanFunctionRevision = uint32(rev)
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}
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return funcs, nil
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}
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func (m *E2SetupRequestMessage) getGlobalE2NodeId() GlobalE2NodeId {
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return m.E2APPDU.InitiatingMessage.Value.E2setupRequest.ProtocolIEs.E2setupRequestIEs[0].Value.GlobalE2nodeID
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}
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//func (m *E2SetupRequestMessage) GetNodeType() entities.Node_Type {
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// globalE2NodeId := m.getGlobalE2NodeId()
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// if id := globalE2NodeId.GNB.GlobalGNBID.PlmnID; id != "" {
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// return entities.Node_GNB
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// }
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// if id := globalE2NodeId.EnGNB.GlobalGNBID.PlmnID; id != "" {
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// return entities.Node_GNB
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// }
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// if id := globalE2NodeId.ENB.GlobalENBID.PlmnID; id != "" {
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// return entities.Node_ENB
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// }
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// if id := globalE2NodeId.NgENB.GlobalNgENBID.PlmnID; id != "" {
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// return entities.Node_ENB
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// }
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// return entities.Node_UNKNOWN
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//}
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func (m *E2SetupRequestMessage) GetPlmnId() string {
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globalE2NodeId := m.getGlobalE2NodeId()
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if id := globalE2NodeId.GNB.GlobalGNBID.PlmnID; id != "" {
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return m.trimSpaces(id)
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}
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if id := globalE2NodeId.EnGNB.GlobalGNBID.PlmnID; id != "" {
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return m.trimSpaces(id)
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}
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if id := globalE2NodeId.ENB.GlobalENBID.PlmnID; id != "" {
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return m.trimSpaces(id)
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}
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if id := globalE2NodeId.NgENB.GlobalNgENBID.PlmnID; id != "" {
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return m.trimSpaces(id)
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}
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return ""
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}
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func (m *E2SetupRequestMessage) getInnerEnbId(enbId EnbId) string {
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if id := enbId.HomeEnbId; id != "" {
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return id
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}
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if id := enbId.LongMacroEnbId; id != "" {
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return id
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}
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if id := enbId.MacroEnbId; id != "" {
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return id
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}
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if id := enbId.ShortMacroEnbId; id != "" {
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return id
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}
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return ""
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}
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func (m *E2SetupRequestMessage) getInnerNgEnbId(enbId NgEnbId) string {
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if id := enbId.EnbIdLongMacro; id != "" {
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return id
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}
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if id := enbId.EnbIdMacro; id != "" {
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return id
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}
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if id := enbId.EnbIdShortMacro; id != "" {
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return id
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}
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return ""
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}
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func (m *E2SetupRequestMessage) GetNbId() string {
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globalE2NodeId := m.getGlobalE2NodeId()
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if id := globalE2NodeId.GNB.GlobalGNBID.GnbID.GnbID; id != "" {
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return m.trimSpaces(id)
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}
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if id := globalE2NodeId.EnGNB.GlobalGNBID.GnbID.GnbID; id != "" {
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return m.trimSpaces(id)
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}
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if id := m.getInnerEnbId(globalE2NodeId.ENB.GlobalENBID.EnbID); id != "" {
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return m.trimSpaces(id)
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}
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if id := m.getInnerNgEnbId(globalE2NodeId.NgENB.GlobalNgENBID.EnbID); id != "" {
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return m.trimSpaces(id)
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}
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return ""
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}
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func (m *E2SetupRequestMessage) trimSpaces(str string) string {
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return strings.NewReplacer(" ", "", "\n", "").Replace(str)
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}
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